diff -uNr qemu-2.12.1/tcg/tcg.c qemu-2.12.1.mod/tcg/tcg.c
--- qemu-2.12.1/tcg/tcg.c	2018-08-03 00:48:53.000000000 +0300
+++ qemu-2.12.1.mod/tcg/tcg.c	2018-09-17 16:27:47.027395993 +0300
@@ -3731,7 +3731,7 @@
     /* Enable this block to be able to debug the ELF image file creation.
        One can use readelf, objdump, or other inspection utilities.  */
     {
-        FILE *f = fopen("/tmp/qemu.jit", "w+b");
+        FILE *f = fopen("@TERMUX_PREFIX@/tmp/qemu.jit", "w+b");
         if (f) {
             if (fwrite(img, img_size, 1, f) != img_size) {
                 /* Avoid stupid unused return value warning for fwrite.  */